Leveraging Toshibas extensive experience in the enterprise market the MKxx61GSYB Series 7200 RPM hard disk drive is a high-durability model targeted at demanding 24x7 applications such as network routers network switches blade servers and point-of-sale terminals. With up to 500GB of storage capacity the MKxx61SGYB offers the reliability and performance in a 2.5-inch small form factor design required for such applications.